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  <title>MSE: Don't get stuck buffering for too long when we have frames to show</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="mediasource.js"></script>
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<pre id="test"><script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

var receivedSourceOpen = false;
runWithMSE(function(ms, v) {
  ms.addEventListener("sourceopen", function() {
    ok(true, "Receive a sourceopen event");
    ok(!receivedSourceOpen, "Should only receive one sourceopen for this test");
    receivedSourceOpen = true;
    var sb = ms.addSourceBuffer("video/mp4");
    ok(sb, "Create a SourceBuffer");
    sb.addEventListener('error', (e) => { ok(false, "Got Error: " + e); SimpleTest.finish(); });
    sb.mode = 'sequence';

    fetchAndLoad(sb, 'bipbop/bipbop_video', ['init'], '.mp4')
    .then(fetchAndLoad.bind(null, sb, 'bipbop/bipbop_video', ['5'], '.m4s'))
    .then(fetchAndLoad.bind(null, sb, 'bipbop/bipbop_video', ['2'], '.m4s'))
    .then(function() {
        is(v.buffered.length, 1, "Continuous buffered range");
        is(v.buffered.start(0), 0, "Buffered range starts at 0");
        ok(sb.timestampOffset > 0, "SourceBuffer.timestampOffset set to allow continuous range");
        SimpleTest.finish();
      });
  });
});
</script>
</pre>
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